Home / 288,872,983,349.40-432,932,534,561.61-161,382,525,397.28

Finding the Fourth Proportional to 288,872,983,349.40, 432,932,534,561.61 and 161,382,525,397.28

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Solution

The fourth proportional to 288,872,983,349.40, 432,932,534,561.61 and 161,382,525,397.28 is: 241,863,205,565.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,872,983,349.40 : 432,932,534,561.61 = 161,382,525,397.28 : x
  2. Step 2: Convert to fraction form
    288,872,983,349.40/432,932,534,561.61 = 161,382,525,397.28/x
  3. Step 3: Cross multiply
    288,872,983,349.40x = 432,932,534,561.61 × 161,382,525,397.28
  4. Step 4: Simplify right side
    288,872,983,349.40x = 69,867,745,754,197,826,469,888
  5. Step 5: Solve for x
    x = 69,867,745,754,197,826,469,888/288,872,983,349.40
  6. Step 6: Final answer
    x = 241,863,205,565.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.